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    S-4500 現貨在倉

    發布時間: 2018-03-22

    • S-4500  現貨在倉
    • S-4500  現貨在倉
    • S-4500  現貨在倉
    • S-4500  現貨在倉
    • S-4500  現貨在倉

    HITACHI S-4500 SEM COLD FIELD EMISSION SYSTEM consisting of:

    - Model: S-4500 SEM
    - Field Emission Scanning Electron Microscope (FE-SEM) 
    Specifications:
    - Secondary electron image resolution: 1.5 nm at 15 kVA
    - Magnification: 20x – 500KX

    Electron Optics:
    - Electron Gun: Cold field emission source
    - Lens Type: Electromagnetic
    - Objective Aperture: 4 position externally selectable

    Performance:
    - Objective aperture: 4 position externally selectable
    - Stigmator: Octopole electromagnetic
    - Scanning Coil: 2-stage electromagnetic

    Sample Chamber:
    - Size: Type II
    - Airlock: Pre-pumped, max sample size: 150mm diameter
    - Stage Motion: 5-axis manual; X/Y: 100mm/50 mm, Z: 3-33 mm, T: -5 Deg - +60 Deg., R: 360 Deg continuous

    Display System:
    - Image Display: Dual 12” Monitors
    - Scanning Mode: Normal, reduced area, line scan, photo scan, spot position, split screen
    - Scanning Speed: TV, 0.3, 2, 9, 25, 35, 100, 160 320 s/frame
    - Signal Processing: Real-time processing, auto-brightness and contrast control, dynamic stigmator, autofocus
    - Frame averaging, frame integration, contrast conversion

    Vacuum System:
    - Full automatic operation with pneumatic valve control
    - Ultimate vacuum: 10 (-7) Pa in electron gun chamber, 10(-4) Pa in specimen chamber
    - Seiko-Seiki STP Turbo Pump
    - Alcatel & Hitachi Roughing Pumps

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